1. Department of Surgery, St Joseph’s Hospital, Maracha, P.O. Box 59, Arua, Uganda
2. Department of Surgery, Mbarara Regional Referral Hospital, P.O. Box 1410, Mbarara, Uganda
3. Department of Surgery, Kitovu Hospital, P.O. Box 413, Masaka, Uganda
4. Department of Surgery, College of Health Sciences, Makerere University, P.O. Box 7062, Kampala, Uganda